KidUniversity › Curriculum › Grade 1

Grade 1 curriculum

A full 180-day school year in 5 subjects: Reading, Writing, Math, Basic Science and Social Studies. Every unit and lesson is listed below. Unit 1 of every course is free to try, and KidUniversity Plus unlocks the rest for your whole family.

  • 5 subjects
  • 110 units
  • 790 lessons
  • 110 unit tests

Reading

23 units · 157 lessons · 23 unit tests · 180 school days

Try Unit 1 free
Unit 1FREE

Short a and Short i

7 lessons + unit test

How do short a and short i help us read words?
  1. The Short a Sound
  2. The -at and -an Families
  3. The -ap, -ag and -ad Families
  4. The Short i Sound
  5. The -it, -in and -ig Families
  6. Short a or Short i?
  7. Read It: Pam and the Pig
  8. Unit 1 Test: Short a and Short i
Unit 2

Short o, Short u and Short e

7 lessons + unit test

How do short o, u and e help us read words?
  1. The Short o Sound
  2. The -op, -ot and -og Families
  3. The Short u Sound
  4. The -ug, -un and -ut Families
  5. The Short e Sound
  6. The -et, -en and -ed Families
  7. Read It: The Red Hen and the Bug
  8. Unit 2 Test: Short o, Short u and Short e
Unit 3

CVC Words and Sounds

7 lessons + unit test

How can we build and change words one sound at a time?
  1. Blending Sounds into Words
  2. Breaking Words into Sounds
  3. Change the First Sound
  4. Change the Middle Sound
  5. Change the Last Sound
  6. Sentences Start and Stop
  7. Read It: Bud the Pup
  8. Unit 3 Test: CVC Words and Sounds
Unit 4

Sight Words, Set 1

7 lessons + unit test

Which words can we read in a snap?
  1. Sight Words: the, a, I, is
  2. Sight Words: and, to, you, we
  3. Sight Words: he, she, me, my
  4. Sight Words: said, was, are, of
  5. Sight Words: have, has, go, do
  6. Sight Words: look, see, come, here
  7. Read It: Look at Me!
  8. Unit 4 Test: Sight Words, Set 1
Unit 5

Characters and Setting

7 lessons + unit test

Who is in a story, and where and when does it happen?
  1. Who Is in the Story?
  2. Where Is the Story?
  3. When Is the Story?
  4. What Characters Do
  5. What Characters Say
  6. Real or Make-Believe?
  7. Read It: Sam at the Pond
  8. Unit 5 Test: Characters and Setting
Unit 6

Beginning Blends

7 lessons + unit test

What happens when two consonants team up at the start of a word?
  1. What Is a Blend?
  2. Blends: bl, cl, fl
  3. Blends: gl, pl, sl
  4. Blends: br, cr, dr
  5. Blends: fr, gr, tr
  6. Blends: sn, sp, st, sk, sw
  7. Read It: The Frog on the Sled
  8. Unit 6 Test: Beginning Blends
Unit 7

Ending Blends

6 lessons + unit test

How do blends at the end of a word change how we read it?
  1. Ending Blends: -st and -sk
  2. Ending Blends: -nd and -nt
  3. Ending Blends: -mp and -lp
  4. Endings: -ng and -nk
  5. Blends at Both Ends
  6. Read It: The Big Tent
  7. Unit 7 Test: Ending Blends
Unit 8

Digraphs: sh, ch, th, wh, ck

8 lessons + unit test

How can two letters make just one sound?
  1. The Digraph sh
  2. The Digraph ch
  3. The Digraph th
  4. The Digraph wh
  5. The Digraph ck
  6. Digraphs at the End
  7. Which Digraph?
  8. Read It: Chip and the Shell
  9. Unit 8 Test: Digraphs: sh, ch, th, wh, ck
Unit 9

Main Topic and Key Details

7 lessons + unit test

What is a fact text about, and what does it teach us?
  1. Story or Fact Text?
  2. The Main Topic
  3. Key Details
  4. Asking Questions About a Text
  5. Words in a Fact Text
  6. Retell the Facts
  7. Read It: Bees
  8. Unit 9 Test: Main Topic and Key Details
Unit 10

Silent e: Long a and Long i

7 lessons + unit test

How does a silent e change a word?
  1. Meet Silent e
  2. Long a with Silent e
  3. Short a or Long a?
  4. Long i with Silent e
  5. Short i or Long i?
  6. Make It Long: Add an e
  7. Read It: Jake and the Kite
  8. Unit 10 Test: Silent e: Long a and Long i
Unit 11

Silent e: Long o, u and e

6 lessons + unit test

Does silent e work with every vowel?
  1. Long o with Silent e
  2. Long u with Silent e
  3. Long e with Silent e
  4. Short Vowel or Long Vowel?
  5. All the Silent e Words
  6. Read It: Rose and the Mule
  7. Unit 11 Test: Silent e: Long o, u and e
Unit 12

Sight Words, Set 2

7 lessons + unit test

Which tricky words should we know by heart?
  1. Sight Words: they, were, there
  2. Sight Words: could, would, should
  3. Sight Words: once, again, every
  4. Sight Words: know, old, over, open
  5. Sight Words: give, live, walk, put
  6. Sight Words: many, any, some, from
  7. Read It: The Walk
  8. Unit 12 Test: Sight Words, Set 2
Unit 13

Problem, Solution and Retelling

7 lessons + unit test

What happens in a story, and how can we tell it again?
  1. Beginning, Middle and End
  2. First, Next, Then, Last
  3. The Problem
  4. The Solution
  5. Retell a Story
  6. The Lesson of a Story
  7. Read It: The Lost Mitten
  8. Unit 13 Test: Problem, Solution and Retelling
Unit 14

Vowel Teams ai and ay

7 lessons + unit test

How can two vowels work together to say long a?
  1. ai Says Long a
  2. ay Says Long a
  3. ai or ay?
  4. Three Ways to Spell Long a
  5. Long a Word Families
  6. Long a in Sentences
  7. Read It: A Rainy Day
  8. Unit 14 Test: Vowel Teams ai and ay
Unit 15

Vowel Teams ee and ea

6 lessons + unit test

What are two ways to spell the long e sound?
  1. ee Says Long e
  2. ea Says Long e
  3. ee or ea?
  4. Long e Families: -eep, -eat, -eed
  5. Short e or Long e?
  6. Read It: The Seal and the Sea
  7. Unit 15 Test: Vowel Teams ee and ea
Unit 16

Vowel Teams oa and ow

6 lessons + unit test

What are the ways to spell the long o sound?
  1. oa Says Long o
  2. ow Says Long o
  3. Three Ways to Spell Long o
  4. The Two Sounds of ow
  5. Long Vowel Review
  6. Read It: The Goat in the Boat
  7. Unit 16 Test: Vowel Teams oa and ow
Unit 17

Feelings in Stories

7 lessons + unit test

How do characters feel, and how can we tell?
  1. How Does the Character Feel?
  2. Feeling Words
  3. Clues About Feelings
  4. Why Do They Feel That Way?
  5. Feelings Can Change
  6. Who Is Telling the Story?
  7. Read It: Nan's New Pet
  8. Unit 17 Test: Feelings in Stories
Unit 18

Bossy r: ar and or

6 lessons + unit test

What happens to a vowel when r comes after it?
  1. Bossy r: ar
  2. Bossy r: or
  3. ar or or?
  4. or and ore
  5. ar and or in Sentences
  6. Read It: Mark and the Horse
  7. Unit 18 Test: Bossy r: ar and or
Unit 19

Bossy r: er, ir and ur

6 lessons + unit test

How can er, ir and ur all make the same sound?
  1. Bossy r: er
  2. Bossy r: ir
  3. Bossy r: ur
  4. Three Ways to Spell /er/
  5. All the Bossy r Words
  6. Read It: The Bird and the Turtle
  7. Unit 19 Test: Bossy r: er, ir and ur
Unit 20

Endings: -s, -es, -ed and -ing

8 lessons + unit test

How do endings change a word?
  1. Adding -s
  2. Adding -es
  3. Adding -ed
  4. Three Sounds of -ed
  5. Adding -ing
  6. Find the Base Word
  7. Which Ending?
  8. Read It: Jumping and Hopping
  9. Unit 20 Test: Endings: -s, -es, -ed and -ing
Unit 21

Two-Syllable Words

6 lessons + unit test

How can we read longer words one part at a time?
  1. Clap the Syllables
  2. Compound Words
  3. Split Between Two Consonants
  4. When y Is a Vowel
  5. Reading Longer Words
  6. Read It: The Picnic
  7. Unit 21 Test: Two-Syllable Words
Unit 22

Text Features and Connections

7 lessons + unit test

How do fact books help us find and connect information?
  1. Titles and Headings
  2. Bold Words and Glossaries
  3. Table of Contents
  4. How Things Are Connected
  5. Reasons in a Text
  6. Two Texts, One Topic
  7. Read It: Frogs Grow Up
  8. Unit 22 Test: Text Features and Connections
Unit 23

Fluency and Year Review

8 lessons + unit test

How have we grown as readers this year?
  1. Read with Expression
  2. Read It: The Snow Day
  3. Read It: How Plants Grow
  4. Review: Short and Long Vowels
  5. Review: Blends, Digraphs and Bossy r
  6. Review: Endings and Syllables
  7. Read It: The Class Garden
  8. Compare Two Stories
  9. Unit 23 Test: Fluency and Year Review

Writing

22 units · 158 lessons · 22 unit tests · 180 school days

Try Unit 1 free
Unit 1FREE

What Is a Sentence?

7 lessons + unit test

What does a sentence need to tell a whole idea?
  1. A Sentence Tells Who and What
  2. The Who Part
  3. The What Part
  4. Sentence or Not?
  5. Fixing Unfinished Sentences
  6. Spaces and Word Order
  7. Writing My Own Sentences
  8. Unit 1 Test: What Is a Sentence?
Unit 2

Capital Letters

7 lessons + unit test

When do we use a big letter?
  1. Big and Small Letters
  2. Start a Sentence with a Capital
  3. The Word I
  4. Names of People and Pets
  5. Days of the Week
  6. Months of the Year
  7. Capital Letter Check
  8. Unit 2 Test: Capital Letters
Unit 3

End Marks

7 lessons + unit test

How does a sentence show it is done?
  1. The Period
  2. The Question Mark
  3. The Exclamation Point
  4. Telling or Asking?
  5. Which End Mark?
  6. Bossy Sentences
  7. End Mark Check
  8. Unit 3 Test: End Marks
Unit 4

Spelling Short Vowel Words

8 lessons + unit test

How do we spell words by their sounds?
  1. Short a Words
  2. Short i Words
  3. Short o Words
  4. Short u Words
  5. Short e Words
  6. Which Vowel?
  7. Word Families
  8. Spelling Sight Words
  9. Unit 4 Test: Spelling Short Vowel Words
Unit 5

Naming Words: Nouns

7 lessons + unit test

What words name people, places and things?
  1. What Is a Noun?
  2. People and Animal Nouns
  3. Place and Thing Nouns
  4. Common Nouns
  5. Proper Nouns
  6. Common or Proper?
  7. Nouns in Sentences
  8. Unit 5 Test: Naming Words: Nouns
Unit 6

One and More Than One

7 lessons + unit test

How do words change when there is more than one?
  1. One or More?
  2. Adding -s
  3. Adding -es
  4. s or es?
  5. Nouns and Verbs That Match
  6. More Matching Practice
  7. Plural Check
  8. Unit 6 Test: One and More Than One
Unit 7

Action Words: Verbs

7 lessons + unit test

What words tell what someone does?
  1. What Is a Verb?
  2. Verbs You Can Do
  3. Finding the Verb
  4. Am, Is and Are
  5. Has and Have
  6. Picking Strong Verbs
  7. Verbs in My Writing
  8. Unit 7 Test: Action Words: Verbs
Unit 8

Past, Present and Future

7 lessons + unit test

How do verbs tell when something happens?
  1. Happening Now
  2. Already Happened: -ed
  3. Will Happen: Future
  4. Yesterday, Today, Tomorrow
  5. Tricky Past Verbs
  6. Adding -ed and -ing
  7. Keeping Time the Same
  8. Unit 8 Test: Past, Present and Future
Unit 9

Spelling Blends and Digraphs

8 lessons + unit test

How do two letters work together in a word?
  1. Spelling sh
  2. Spelling ch and tch
  3. Spelling th and wh
  4. Spelling ck
  5. Blends at the Start
  6. Blends at the End
  7. Double Letters at the End
  8. Spelling Mix-Up
  9. Unit 9 Test: Spelling Blends and Digraphs
Unit 10

Pronouns

7 lessons + unit test

What small words can take the place of names?
  1. Words That Take a Name's Place
  2. I and Me
  3. He and She
  4. We and They
  5. Him, Her and Them
  6. My, Your, His, Her, Their
  7. Pronouns in My Writing
  8. Unit 10 Test: Pronouns
Unit 11

Describing Words: Adjectives

7 lessons + unit test

What words tell what something is like?
  1. What Is an Adjective?
  2. Color and Size Words
  3. Shape and Number Words
  4. Words for the Senses
  5. Feeling Words
  6. Comparing with -er and -est
  7. Adding Adjectives
  8. Unit 11 Test: Describing Words: Adjectives
Unit 12

Telling a Story in Order

7 lessons + unit test

How do we tell what happened, in order?
  1. Beginning, Middle and End
  2. First, Next, Then, Finally
  3. Putting Events in Order
  4. Who and Where
  5. Writing About Me
  6. Using Order Words in Writing
  7. Ending a Story
  8. Unit 12 Test: Telling a Story in Order
Unit 13

Commas in Dates and Lists

7 lessons + unit test

Where do commas go in dates and lists?
  1. Meet the Comma
  2. Commas in Dates
  3. Writing the Date
  4. Commas in Lists
  5. Writing Lists in Sentences
  6. Commas in Letters
  7. Comma Check
  8. Unit 13 Test: Commas in Dates and Lists
Unit 14

Joining Words

7 lessons + unit test

How can small words join ideas together?
  1. And
  2. But
  3. Or
  4. So
  5. Because
  6. Picking the Right Joining Word
  7. Joining Two Sentences
  8. Unit 14 Test: Joining Words
Unit 15

A, An, The, This and That

7 lessons + unit test

Which little word goes before a noun?
  1. A or An?
  2. More Practice with A and An
  3. The
  4. This and That
  5. These and Those
  6. Picking the Right Little Word
  7. Little Words in My Writing
  8. Unit 15 Test: A, An, The, This and That
Unit 16

Spelling Silent e Words

8 lessons + unit test

How does a silent e change a word?
  1. Silent e with a
  2. Silent e with i
  3. Silent e with o
  4. Silent e with u and e
  5. Short or Long?
  6. Add e, Get a New Word
  7. Vowel Teams ee and ea
  8. Long Vowel Spelling Mix
  9. Unit 16 Test: Spelling Silent e Words
Unit 17

Opinion Writing

7 lessons + unit test

How do I tell what I think and why?
  1. Fact or Opinion?
  2. Telling What I Think
  3. Giving a Reason
  4. More Than One Reason
  5. My Opinion About a Book
  6. Ending an Opinion Piece
  7. Writing a Whole Opinion Piece
  8. Unit 17 Test: Opinion Writing
Unit 18

Informative Writing

7 lessons + unit test

How do I teach someone facts about a topic?
  1. Writing to Teach
  2. Naming the Topic
  3. Finding Facts
  4. Facts That Fit
  5. Writing Facts in Sentences
  6. Closing Sentences
  7. A Whole Informative Piece
  8. Unit 18 Test: Informative Writing
Unit 19

Narratives with Feelings

7 lessons + unit test

How do I tell a story that ends with how I felt?
  1. Planning My Story
  2. Two or More Events
  3. More Order Words
  4. Telling What Happened
  5. Showing Feelings
  6. Ending with a Feeling
  7. Writing a Whole Narrative
  8. Unit 19 Test: Narratives with Feelings
Unit 20

Adding Details

7 lessons + unit test

How can I make my writing tell more?
  1. What Is a Detail?
  2. Adding What Kind
  3. Adding Where
  4. Adding When
  5. Adding How
  6. Using My Senses
  7. Making a Sentence Better
  8. Unit 20 Test: Adding Details
Unit 21

Sentence Variety

8 lessons + unit test

How can different kinds of sentences make writing better?
  1. Four Kinds of Sentences
  2. Telling to Asking
  3. Starting in Different Ways
  4. Short and Long Sentences
  5. Combining with And
  6. Growing a Sentence
  7. Fixing Too Many Ands
  8. Making Writing Sound Good
  9. Unit 21 Test: Sentence Variety
Unit 22

Grade 1 Writing Review

7 lessons + unit test

What have I learned about writing this year?
  1. Review: Sentences, Capitals and End Marks
  2. Review: Nouns and Verbs
  3. Review: Pronouns, Adjectives and Little Words
  4. Review: Joining Words and Commas
  5. Review: Spelling
  6. Review: Opinion and Informative Writing
  7. Review: Stories and Details
  8. Unit 22 Test: Grade 1 Writing Review

Math

23 units · 157 lessons · 23 unit tests · 180 school days

Try Unit 1 free
Unit 1FREE

Numbers to 20

7 lessons + unit test

How do we count and show numbers up to 20?
  1. Counting to 10
  2. Counting to 20
  3. Reading and Writing Numbers to 20
  4. Counting On
  5. Before, After, and Between
  6. Counting Back
  7. One More and One Less
  8. Unit 1 Test: Numbers to 20
Unit 2

Adding: Putting Together

7 lessons + unit test

What does it mean to add?
  1. Adding Means Putting Together
  2. Adding More
  3. The Plus Sign and the Equal Sign
  4. Counting On to Add
  5. Adding Zero and One
  6. Adding on a Number Path
  7. Addition Facts to 10
  8. Unit 2 Test: Adding: Putting Together
Unit 3

Subtracting: Taking Away

7 lessons + unit test

What does it mean to subtract?
  1. Subtracting Means Taking Away
  2. The Minus Sign
  3. Counting Back to Subtract
  4. Subtracting Zero and All
  5. Taking Apart
  6. How Many More? How Many Fewer?
  7. Subtraction Facts to 10
  8. Unit 3 Test: Subtracting: Taking Away
Unit 4

Number Partners and Making 10

7 lessons + unit test

How many ways can we make a number?
  1. Number Partners for 5 and 6
  2. Number Partners for 7, 8, and 9
  3. Ten-Frames
  4. Ways to Make 10
  5. Finding the Missing Partner of 10
  6. Ten and Some More
  7. Adding Three Numbers to Make 10
  8. Unit 4 Test: Number Partners and Making 10
Unit 5

Addition Strategies to 20

8 lessons + unit test

What are smart ways to add?
  1. Switching the Order
  2. Doubles
  3. Doubles Plus One
  4. Making 10 to Add 9
  5. Making 10 to Add 8 and 7
  6. Adding on a Number Line to 20
  7. Addition Facts to 20
  8. Choosing a Strategy
  9. Unit 5 Test: Addition Strategies to 20
Unit 6

Subtraction Strategies to 20

8 lessons + unit test

What are smart ways to subtract?
  1. Counting Back Within 20
  2. Counting Up to Subtract
  3. Think Addition to Subtract
  4. Taking Away to Get 10
  5. Taking Away 10
  6. Making 10 to Subtract
  7. Using Doubles to Subtract
  8. Subtraction Facts to 20
  9. Unit 6 Test: Subtraction Strategies to 20
Unit 7

Fact Families

6 lessons + unit test

How are adding and subtracting facts connected?
  1. Turn-Around Facts
  2. Adding and Subtracting Are Related
  3. A Fact Family of Four
  4. Missing Numbers in a Fact Family
  5. Fact Families with Doubles
  6. Checking with Fact Families
  7. Unit 7 Test: Fact Families
Unit 8

The Equal Sign

7 lessons + unit test

What does the equal sign really mean?
  1. Equal Means the Same As
  2. True or False?
  3. The Answer Can Come First
  4. The Same on Both Sides
  5. Missing Numbers in Add Facts
  6. Missing Numbers in Take-Away Facts
  7. Balancing Both Sides
  8. Unit 8 Test: The Equal Sign
Unit 9

Addition Story Problems

7 lessons + unit test

How do we know when a story needs adding?
  1. Joining Stories: How Many Now?
  2. Part and Part: How Many in All?
  3. How Many Came? Finding the Change
  4. How Many at First? Finding the Start
  5. More Than: Comparing Stories
  6. Writing a Number Sentence for a Story
  7. Many Ways to Make a Total
  8. Unit 9 Test: Addition Story Problems
Unit 10

Subtraction Story Problems

7 lessons + unit test

How do we know when a story needs taking away?
  1. Taking Away Stories: How Many Are Left?
  2. Part and Part: Finding the Other Part
  3. How Many Went Away?
  4. Comparing: How Many More? How Many Fewer?
  5. Fewer Than: Finding the Smaller Amount
  6. Add or Subtract?
  7. Writing a Take-Away Sentence for a Story
  8. Unit 10 Test: Subtraction Story Problems
Unit 11

Three Numbers and Mixed Problems

6 lessons + unit test

How do we solve problems with more than two numbers?
  1. Adding Three Numbers
  2. Look for a 10 or a Double
  3. Story Problems with Three Numbers
  4. Mixed Facts Within 20
  5. Mixed Story Problems
  6. Number Riddles
  7. Unit 11 Test: Three Numbers and Mixed Problems
Unit 12

Counting to 120

8 lessons + unit test

How high can we count?
  1. Counting to 50
  2. Counting to 100
  3. Counting Past 100
  4. Reading Numbers to 120
  5. Writing Numbers to 120
  6. Counting by Tens
  7. Counting from Any Number
  8. Patterns on a Hundred Chart
  9. Unit 12 Test: Counting to 120
Unit 13

Tens and Ones

8 lessons + unit test

What do the digits in a number mean?
  1. A Ten Is Ten Ones
  2. Teen Numbers: One Ten and Some Ones
  3. Counting Tens
  4. Tens and Ones in Two-Digit Numbers
  5. What Is Each Digit Worth?
  6. Tens Plus Ones
  7. Trading Ones for a Ten
  8. Packs of Ten
  9. Unit 13 Test: Tens and Ones
Unit 14

Comparing Numbers

6 lessons + unit test

How can we tell which number is greater?
  1. Compare the Tens First
  2. When the Tens Match, Compare the Ones
  3. The Greater Than Sign
  4. The Less Than Sign
  5. Using >, <, and =
  6. Putting Numbers in Order
  7. Unit 14 Test: Comparing Numbers
Unit 15

10 More and 10 Less

6 lessons + unit test

What happens to a number when we add or take away a ten?
  1. 10 More
  2. 10 Less
  3. 1 More or 10 More?
  4. Up and Down on a Hundred Chart
  5. Counting by Tens from Any Number
  6. 10 More and 10 Less Stories
  7. Unit 15 Test: 10 More and 10 Less
Unit 16

Adding and Subtracting Tens

6 lessons + unit test

How can facts we know help us add and subtract tens?
  1. Adding Tens
  2. Subtracting Tens
  3. Using Facts to Add and Subtract Tens
  4. Adding Tens to Any Number
  5. Missing Tens
  6. Tens Stories
  7. Unit 16 Test: Adding and Subtracting Tens
Unit 17

Adding Within 100

7 lessons + unit test

How do tens and ones help us add bigger numbers?
  1. Adding Ones to a Two-Digit Number
  2. Getting to the Next Ten
  3. Making a New Ten
  4. Adding with Tens and Ones Blocks
  5. Add Tens or Add Ones?
  6. Checking Addition
  7. Adding Within 100 Stories
  8. Unit 17 Test: Adding Within 100
Unit 18

Measuring Length

7 lessons + unit test

How can we tell how long something is?
  1. Longer and Shorter
  2. Taller and Shorter
  3. Comparing with a Third Thing
  4. Putting Three Things in Order
  5. Measuring with Units
  6. Measuring the Right Way
  7. How Much Longer?
  8. Unit 18 Test: Measuring Length
Unit 19

Telling Time

7 lessons + unit test

How do we read a clock?
  1. Parts of a Clock
  2. Time to the Hour
  3. Writing Time to the Hour
  4. Half Past the Hour
  5. Writing Time to the Half Hour
  6. Hour or Half Hour?
  7. Time in Our Day
  8. Unit 19 Test: Telling Time
Unit 20

Tally Charts and Picture Graphs

7 lessons + unit test

How can charts and graphs help us answer questions?
  1. Sorting into Groups
  2. Tally Marks
  3. Reading a Tally Chart
  4. Picture Graphs
  5. How Many More? How Many Fewer?
  6. How Many in All?
  7. Asking Questions About Data
  8. Unit 20 Test: Tally Charts and Picture Graphs
Unit 21

Flat Shapes

6 lessons + unit test

What makes a shape that shape?
  1. Sides and Corners
  2. Triangles
  3. Squares and Rectangles
  4. Circles, Hexagons, and More
  5. What Makes a Shape a Shape?
  6. Sorting Shapes
  7. Unit 21 Test: Flat Shapes
Unit 22

Solid Shapes and Putting Shapes Together

6 lessons + unit test

How can shapes be put together to make new shapes?
  1. Solid Shapes
  2. Faces: Flat and Curved
  3. Solid Shapes Around Us
  4. Putting Flat Shapes Together
  5. Putting Solid Shapes Together
  6. Taking Shapes Apart
  7. Unit 22 Test: Solid Shapes and Putting Shapes Together
Unit 23

Halves and Fourths

6 lessons + unit test

How can we share a whole fairly?
  1. Equal Shares
  2. Halves
  3. Fourths and Quarters
  4. Half Of and a Fourth Of
  5. More Shares, Smaller Shares
  6. Putting the Whole Back Together
  7. Unit 23 Test: Halves and Fourths

Basic Science

20 units · 160 lessons · 20 unit tests · 180 school days

Try Unit 1 free
Unit 1FREE

Sound and Vibrations

8 lessons + unit test

How do things make sounds?
  1. What Is Sound?
  2. Shaking Makes Sound
  3. Feel It Buzz
  4. Sound Makes Things Move
  5. When the Shaking Stops
  6. Plucked Strings
  7. Drums and Bells
  8. Make a Shaker
  9. Unit 1 Test: Sound and Vibrations
Unit 2

Loud, Soft, High and Low

8 lessons + unit test

Why do some sounds boom and others squeak?
  1. Loud and Soft
  2. Big Shakes, Small Shakes
  3. High and Low
  4. Short and Long Strings
  5. Sound Travels Through Air
  6. Sound Through Water and Walls
  7. Near and Far
  8. Keep Your Ears Safe
  9. Unit 2 Test: Loud, Soft, High and Low
Unit 3

Light Helps Us See

8 lessons + unit test

Why can't we see in the dark?
  1. Things That Give Light
  2. The Sun Is Our Biggest Light
  3. Seeing in the Dark
  4. Light Shines on Things
  5. Bright and Dim
  6. Light Goes Straight
  7. The Dark Box Test
  8. Light Safety
  9. Unit 3 Test: Light Helps Us See
Unit 4

Light and Materials

8 lessons + unit test

Which things let light through, and which block it?
  1. Clear Things Let Light Through
  2. Some Light Gets Through
  3. No Light Gets Through
  4. Testing Materials
  5. Windows and Curtains
  6. Sunglasses and Lampshades
  7. Water and Glass
  8. Pick the Right Material
  9. Unit 4 Test: Light and Materials
Unit 5

Shadows and Mirrors

8 lessons + unit test

How do shadows form, and what do mirrors do to light?
  1. What Is a Shadow?
  2. Shadow Shapes
  3. Big and Small Shadows
  4. Shadows Outside
  5. Shadow Puppets
  6. Mirrors Bounce Light
  7. Shiny and Dull
  8. Turning Light Around a Corner
  9. Unit 5 Test: Shadows and Mirrors
Unit 6

Talking With Light and Sound

8 lessons + unit test

How can we send messages far away with light and sound?
  1. Sending Messages
  2. Sound Signals
  3. Light Signals
  4. Signals Long Ago
  5. Making a Code
  6. Animals Send Signals
  7. Build a Signal Tool
  8. Safety Signals
  9. Unit 6 Test: Talking With Light and Sound
Unit 7

Plant Parts

8 lessons + unit test

How do a plant's parts help it live and grow?
  1. Parts of a Plant
  2. Roots
  3. Stems
  4. Leaves
  5. Flowers
  6. Seeds and Fruits
  7. Plants Protect Themselves
  8. Plants Reach for Light
  9. Unit 7 Test: Plant Parts
Unit 8

Animal Body Parts

8 lessons + unit test

How do animals use their body parts to live?
  1. Body Parts Have Jobs
  2. Eyes and Ears
  3. Mouths and Beaks
  4. Legs, Wings and Fins
  5. Tails
  6. Fur, Feathers and Scales
  7. Claws and Paws
  8. Noses and Whiskers
  9. Unit 8 Test: Animal Body Parts
Unit 9

Staying Safe and Finding Food

8 lessons + unit test

How do plants and animals use their parts to stay safe and get what they need?
  1. Hard Shells
  2. Spines and Quills
  3. Hiding by Color
  4. Senses Warn of Danger
  5. Running and Hopping Away
  6. Tools for Eating
  7. How Plants Get Water
  8. Match the Part to the Job
  9. Unit 9 Test: Staying Safe and Finding Food
Unit 10

Parents Help Their Young

8 lessons + unit test

How do animal parents help their babies survive?
  1. Babies Need Help
  2. Feeding Babies
  3. Keeping Babies Warm
  4. Keeping Babies Safe
  5. Carrying Babies
  6. Nests and Dens
  7. Babies Call for Help
  8. Parents Answer
  9. Unit 10 Test: Parents Help Their Young
Unit 11

Growing Up and Learning

8 lessons + unit test

How do young animals learn and grow up with help from their families?
  1. Long Care
  2. On Their Own
  3. Learning by Copying
  4. Groups Help Babies
  5. Bird Parents
  6. People Care for Babies
  7. Comparing Animal Families
  8. Patterns of Care
  9. Unit 11 Test: Growing Up and Learning
Unit 12

Like Their Parents

8 lessons + unit test

How are young plants and animals like their parents?
  1. Babies Look Like Parents
  2. Plants Look Like Parent Plants
  3. Same Kind of Living Thing
  4. Body Shapes and Parts
  5. Babies That Change
  6. Seeds Grow Into Parent Plants
  7. Match Baby and Parent
  8. Animal Baby Names
  9. Unit 12 Test: Like Their Parents
Unit 13

Not Exactly Alike

8 lessons + unit test

Why don't babies look exactly like their parents?
  1. Different Colors
  2. Different Sizes
  3. Spots and Stripes
  4. Plants of the Same Kind
  5. Brothers and Sisters
  6. Same and Different
  7. Measuring Differences
  8. Traits Review
  9. Unit 13 Test: Not Exactly Alike
Unit 14

The Sun in Our Sky

8 lessons + unit test

What path does the Sun seem to take across the sky each day?
  1. The Sun Comes Up
  2. The Sun Moves Across the Sky
  3. The Sun Goes Down
  4. Day and Night
  5. Shadows Through the Day
  6. The Sun Is a Star
  7. Light and Heat From the Sun
  8. Predicting the Sun
  9. Unit 14 Test: The Sun in Our Sky
Unit 15

The Moon and Stars

8 lessons + unit test

What patterns can we see in the Moon and stars?
  1. Seeing the Moon
  2. The Moon Changes Shape
  3. Full Moon and New Moon
  4. The Moon in the Daytime
  5. Stars at Night
  6. Where Are the Stars in the Day?
  7. Star Pictures
  8. Sky Patterns
  9. Unit 15 Test: The Moon and Stars
Unit 16

Daylight Through the Seasons

8 lessons + unit test

Why are some days long and bright and others short and dark?
  1. Four Seasons
  2. Long Summer Days
  3. Short Winter Days
  4. Spring and Fall
  5. Counting Daylight
  6. Comparing Seasons
  7. Seasons and Living Things
  8. The Seasons Repeat
  9. Unit 16 Test: Daylight Through the Seasons
Unit 17

Copying Nature

8 lessons + unit test

How can plants and animals give people ideas to solve problems?
  1. What Is an Engineer?
  2. Ideas From Nature
  3. Burrs and Sticky Straps
  4. Birds and Airplanes
  5. Fish and Boats
  6. Shells and Helmets
  7. Duck Feet and Swim Fins
  8. Ideas From Plants
  9. Unit 17 Test: Copying Nature
Unit 18

Design Like Nature

8 lessons + unit test

How do engineers plan, build, test and improve an idea copied from nature?
  1. Find the Problem
  2. Draw a Plan
  3. Build a Model
  4. Test It
  5. Make It Better
  6. Compare Two Ideas
  7. Share Your Idea
  8. Design Challenge
  9. Unit 18 Test: Design Like Nature
Unit 19

Weather Review

8 lessons + unit test

What is the weather like, and how can we get ready for it?
  1. What Is Weather?
  2. Sunny and Cloudy
  3. Rain and Snow
  4. Wind
  5. Hot and Cold
  6. Weather Tools
  7. Weather in Each Season
  8. Storm Safety
  9. Unit 19 Test: Weather Review
Unit 20

Year Review

8 lessons + unit test

What have we learned about sound, light, living things, the sky and design?
  1. Sound Review
  2. Light Review
  3. Signals Review
  4. Plants and Animals Review
  5. Parents and Young Review
  6. Like Parents Review
  7. Sky Review
  8. Engineering Review
  9. Unit 20 Test: Year Review

Social Studies

22 units · 158 lessons · 22 unit tests · 180 school days

Try Unit 1 free
Unit 1FREE

Me and My Family

7 lessons + unit test

What makes a family?
  1. All About Me
  2. What Is a Family?
  3. Families Are Different
  4. Family Jobs at Home
  5. Family Traditions
  6. Families Change and Grow
  7. Family Trees
  8. Unit 1 Test: Me and My Family
Unit 2

Families Long Ago

7 lessons + unit test

How was family life long ago different from today?
  1. Long Ago and Today
  2. Homes Long Ago
  3. Chores Long Ago
  4. Travel Long Ago
  5. Talking and Sharing News Long Ago
  6. Toys and Games Long Ago
  7. Clues From the Past
  8. Unit 2 Test: Families Long Ago
Unit 3

My School

7 lessons + unit test

How does a school community work together?
  1. My School Community
  2. School Helpers
  3. Places in My School
  4. Tools for Learning
  5. Being a Good Classmate
  6. A School Day
  7. Getting to School Safely
  8. Unit 3 Test: My School
Unit 4

Schools Long Ago

7 lessons + unit test

How were schools long ago different from schools today?
  1. One-Room Schoolhouses
  2. Getting to School Long Ago
  3. School Supplies Long Ago
  4. Lessons and Books Long Ago
  5. Lunch and Recess Long Ago
  6. Schools Then and Now
  7. Why Schools Changed
  8. Unit 4 Test: Schools Long Ago
Unit 5

Past, Present and Future

8 lessons + unit test

How do we put events in order over time?
  1. Past, Present, Future
  2. Yesterday, Today, Tomorrow
  3. Days of the Week
  4. Months and Seasons
  5. First, Next, Last
  6. Using a Calendar
  7. Reading a Timeline
  8. My Life Timeline
  9. Unit 5 Test: Past, Present and Future
Unit 6

Rules at Home and School

7 lessons + unit test

Why do we need rules?
  1. Why We Have Rules
  2. Rules at Home
  3. Rules at School
  4. Playground Rules
  5. Safety Rules
  6. Fair Rules
  7. When Rules Are Broken
  8. Unit 6 Test: Rules at Home and School
Unit 7

Laws and Leaders

7 lessons + unit test

Who makes rules for our town and country?
  1. What Is a Law?
  2. Safety Signs and Laws
  3. Helpers Who Keep Us Safe
  4. What Leaders Do
  5. Town Leaders
  6. State and Country Leaders
  7. Government Helps Us
  8. Unit 7 Test: Laws and Leaders
Unit 8

Being a Good Citizen

7 lessons + unit test

How can I be a good citizen?
  1. What Is a Citizen?
  2. Being Responsible
  3. Being Honest
  4. Showing Respect
  5. Helping My Community
  6. Caring for Our Earth
  7. Solving Problems Peacefully
  8. Unit 8 Test: Being a Good Citizen
Unit 9

Voting: Making a Group Choice

7 lessons + unit test

How can a group make a fair choice?
  1. Making a Group Choice
  2. One Person, One Vote
  3. Counting Votes
  4. The Most Votes Wins
  5. Secret Ballots
  6. Grown-Ups Vote in Elections
  7. Voting in Our Class
  8. Unit 9 Test: Voting: Making a Group Choice
Unit 10

Maps and Map Keys

8 lessons + unit test

How do maps show us places?
  1. What Is a Map?
  2. Looking From Above
  3. Map Symbols
  4. Map Keys
  5. Map Titles
  6. A Map of My Classroom
  7. A Neighborhood Map
  8. Making a Map
  9. Unit 10 Test: Maps and Map Keys
Unit 11

Directions on a Map

7 lessons + unit test

How do we tell where things are?
  1. Location Words
  2. North, South, East, West
  3. The Compass Rose
  4. Using Directions on a Map
  5. Finding Your Way
  6. Map Grids
  7. Maps Everywhere
  8. Unit 11 Test: Directions on a Map
Unit 12

Globes, Continents and Oceans

7 lessons + unit test

What does our whole Earth look like?
  1. Globes and Maps
  2. Land and Water on Earth
  3. The Seven Continents
  4. North America
  5. The Five Oceans
  6. Hot and Cold Places
  7. Our Country on a Map
  8. Unit 12 Test: Globes, Continents and Oceans
Unit 13

Where I Live

7 lessons + unit test

Where am I in the world?
  1. What Is an Address?
  2. Homes and Streets
  3. Towns and Cities
  4. States
  5. Our Country
  6. My Place in the World
  7. Keeping My Information Safe
  8. Unit 13 Test: Where I Live
Unit 14

Land and Water

7 lessons + unit test

What kinds of land and water are on Earth?
  1. Mountains and Hills
  2. Valleys and Plains
  3. Islands and Peninsulas
  4. Deserts
  5. Oceans and Lakes
  6. Rivers and Streams
  7. How People Use Land and Water
  8. Unit 14 Test: Land and Water
Unit 15

Needs and Wants

7 lessons + unit test

What do people need, and what do they want?
  1. Needs
  2. Wants
  3. Need or Want?
  4. We Can't Have Everything
  5. Choosing Wisely
  6. Earning Money
  7. Needs Around the World
  8. Unit 15 Test: Needs and Wants
Unit 16

Goods and Services

7 lessons + unit test

What do people make and do for each other?
  1. Goods
  2. Services
  3. Good or Service?
  4. Workers Who Make Goods
  5. Workers Who Give Services
  6. Goods and Services in My Community
  7. Goods From Far Away
  8. Unit 16 Test: Goods and Services
Unit 17

Producers and Consumers

7 lessons + unit test

Who makes things, and who uses them?
  1. Producers
  2. Consumers
  3. Producer or Consumer?
  4. Being Both
  5. From Farm to Table
  6. Resources
  7. Buying and Selling
  8. Unit 17 Test: Producers and Consumers
Unit 18

Saving and Spending

7 lessons + unit test

What can we do with money?
  1. What Is Money?
  2. Coins
  3. Spending
  4. Saving
  5. Banks
  6. Saving for a Goal
  7. Spend, Save and Share
  8. Unit 18 Test: Saving and Spending
Unit 19

American Symbols

7 lessons + unit test

What symbols stand for the United States?
  1. The American Flag
  2. The Pledge and the Anthem
  3. The Bald Eagle
  4. The Statue of Liberty
  5. The Liberty Bell
  6. The White House and the Capitol
  7. Monuments
  8. Unit 19 Test: American Symbols
Unit 20

Holidays and Important Americans

8 lessons + unit test

Why do we celebrate holidays and remember important people?
  1. National Holidays
  2. Independence Day
  3. Thanksgiving
  4. George Washington
  5. Abraham Lincoln
  6. Martin Luther King Jr.
  7. Days to Honor Leaders
  8. Days to Honor Helpers
  9. Unit 20 Test: Holidays and Important Americans
Unit 21

Cultures Around the World

8 lessons + unit test

How do people around the world live?
  1. What Is Culture?
  2. Many Languages
  3. Foods Around the World
  4. Clothing Around the World
  5. Homes Around the World
  6. Music, Dance and Art
  7. Games and Sports Around the World
  8. Many Cultures in Our Country
  9. Unit 21 Test: Cultures Around the World
Unit 22

Celebrations Around the World

7 lessons + unit test

How do people around the world celebrate?
  1. Ways People Celebrate
  2. New Year Celebrations
  3. Festivals of Light
  4. Winter Celebrations
  5. Eid al-Fitr
  6. Día de los Muertos and Holi
  7. Respecting Celebrations
  8. Unit 22 Test: Celebrations Around the World

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